{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"d5a9567ac888","name":"PISTON KIT KTM 400 EXC 91.00, FORGED WOSSNER 8580D200","sku":"56-W4733+200.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":false,"stock":0,"price":{"amount":220.69,"formatted":"£220.69"},"summary":"Wossner forged piston kit with an elliptical design for uniform bearing surface under heat expansion, reducing localized pressure and preventing piston collapse. Offers superior strength and optimized heat transfer. Manufactured in Germany. Bore Size: 91mm, Actual Bore: 90.94mm, Display (cm³): 398, Stroke (mm): 64.00, Clearance (mm): 0.06, Wossner Compression Ratio: OEM, OEM Compression Ratio: 11.00:1, Dome Volume (cm³): +7.00, Compression Height (mm): 27.50, Lock Part Number: CW20, Pin Part Number: WP038, Ring Set Part Number: 910XSY. Part Number: 56-W4733+200.WO.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"91mm"},{"label":"Variant Id","value":"255983"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W4733_2B200_2EWO/b5976946f04ba9f5.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W4733_2B200_2EWO/b5976946f04ba9f5.jpg"],"description":"Wossner forged piston kit with an elliptical design for uniform bearing surface under heat expansion, reducing localized pressure and preventing piston collapse. Offers superior strength and optimized heat transfer. Manufactured in Germany. Bore Size: 91mm, Actual Bore: 90.94mm, Display (cm³): 398, Stroke (mm): 64.00, Clearance (mm): 0.06, Wossner Compression Ratio: OEM, OEM Compression Ratio: 11.00:1, Dome Volume (cm³): +7.00, Compression Height (mm): 27.50, Lock Part Number: CW20, Pin Part Number: WP038, Ring Set Part Number: 910XSY. Part Number: 56-W4733+200.WO.","descriptionMarkdown":"### Wossner Forged Piston Kit for High-Performance Engines\n\nExperience enhanced strength, durability, and optimized performance with this Wossner forged piston kit. Engineered for demanding applications, this piston features an advanced elliptical design that ensures uniform bearing surface under heat expansion. This design minimizes localized pressure and prevents piston collapse, leading to a more reliable and efficient engine.\n\nManufactured in Germany, Wossner pistons are synonymous with precision engineering and lasting quality. Upgrade your engine with a component designed for superior heat transfer to the cylinder walls, promoting improved overall performance and longevity.\n\n### Key Features:\n\n\t\n- Forged Construction: Provides superior strength and durability compared to cast pistons.\n\t\n- Optimized Heat Transfer: Enhances cooling efficiency by efficiently transferring heat to the cylinder walls.\n\t\n- Elliptical Design: Guarantees even thrust load distribution by adapting to heat expansion, preventing premature wear and piston failure.\n\t\n- Precision Manufacturing: Crafted in Germany to exacting standards for exceptional quality and reliability.\n\n### Specifications:\n\n\t\n- Bore Size: 91mm\n\t\n- Actual Bore: 90.94mm\n\t\n- Piston Displacement: 398 cm&sup3;\n\t\n- Stroke: 64.00mm\n\t\n- Piston Clearance: 0.06mm\n\t\n- Dome Volume: +7.00 cm&sup3;\n\t\n- Compression Height: 27.50mm\n\t\n- Lock Part Number: CW20\n\t\n- Pin Part Number: WP038\n\t\n- Ring Set Part Number: 910XSY","weightGrams":null,"fitments":[],"collections":[{"name":"Engine","url":"https://www.2brosparts.com/api/agent/collection/GB/engine"},{"name":"Pistons & Kits","url":"https://www.2brosparts.com/api/agent/collection/GB/pistons-kits"}],"links":{"page":"https://www.2brosparts.com/products/piston-kit-ktm-400-exc-9100-forged-wossner-8580d200","buyOneNow":null,"basketWithThis":null}},"market":{"country":"GB","countryName":"United Kingdom","locale":"en-gb","currency":"GBP","exchangeRateFromGbp":1,"pricesIncludeUkVat":true,"checkoutTax":null,"delivery":[{"name":"Standard","description":"Orders £15.00–£59.99 · 2–4 business days","carrier":null,"estimatedDays":"2–4 business days","price":{"amount":4.99,"formatted":"£4.99"},"free":false,"minimumOrder":{"amount":0,"formatted":"£0.00","gbp":0},"weightGrams":null},{"name":"Standard","description":"Orders £60.00 and up · 2–4 business days","carrier":null,"estimatedDays":"2–4 business days","price":{"amount":0,"formatted":"£0.00"},"free":true,"minimumOrder":{"amount":60,"formatted":"£60.00","gbp":60},"weightGrams":null}],"storeUrl":"https://www.2brosparts.com"},"navigate":{"start":"https://www.2brosparts.com/api/agent","search":"https://www.2brosparts.com/api/agent/search/GB/{words+joined+with+plus}"},"howToBuy":{"summary":"Build a basket for the shopper and give them one checkout link. Every URL is a plain path (no query string) and a GET. Nothing is stored between calls.","checkoutLinkFormat":"https://www.2brosparts.com/api/agent/checkout/GB/{basketKey}:{quantity},{basketKey}:{quantity}","steps":["1. Find products: follow links in these responses, or fetch https://www.2brosparts.com/api/agent/search/GB/{words+joined+with+plus} (e.g. https://www.2brosparts.com/api/agent/search/GB/brake+pads). Every product has a basketKey.","2. Optional check: https://www.2brosparts.com/api/agent/basket/GB/{basketKey}:{quantity},{basketKey}:{quantity} returns stock, totals per delivery option and the checkout link.","3. Give the shopper the checkout link. Opening it fills their basket with exactly these items (replacing what was there) and opens checkout for United Kingdom. They pay on 2brosparts.com through Stripe."],"noFetchNeeded":"You can write the checkout link yourself from basketKeys and quantities; nothing has to be fetched first. Each product also has links.buyOneNow, a ready link for one unit.","stateless":"Nothing is saved on our side. The items part of the URL is the whole basket: to change it, write the link again with the new list.","itemsFormat":"basketKey:quantity pairs joined by commas, e.g. 04f24aad4d68:2,7c1e9a0b3f2d:1. Quantity defaults to 1. Up to 50 products, 100 each.","country":"GB is the shopper's delivery country. Swap it for theirs (US, DE, FR…) in any URL; currency, tax and delivery follow it.","tips":["Put everything the shopper wants in one link.","Optionally add your name as a last path segment on checkout links (…/checkout/GB/<items>/claude) so the sale is credited to you.","The checkout link is for the shopper's browser. Do not open it yourself.","Signed-in trade account holders see their trade prices at checkout."]}}